The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant hamburg root parsley in Zone 2b can be figured out by referring to the USDA zone info.

Planting Calendar for Hamburg root parsley

Frost tolerance for hamburg root parsley:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since hamburg root parsley do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant hamburg root parsley in Zone 2b is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant hamburg root parsley and expect a good harvest is probably August. Any later than that and your hamburg root parsley may not have a chance to really do well. If you are starting your hamburg root parsley indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Zone 2b the average date of last frost happens on May 15. You can expect an average low temperature of -45°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Zone 2b and it can change quite a bit from year to year. Half of the time in Zone 2b you get a frost after May 15 so make sure that you are ready to protect your hamburg root parsley if you have a surprise late frost.

USDA Zone Info for Zone 2b

Here is the info for USDA Zone 2b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	August 15
Lowest Expected Low	-45°F
Highest Expected Low	-40°F

This means that on a really cold year, the coldest it will get is -45°F. On most years you should be prepared to experience lows near -40°F.

Plants to Grow in Zone 2b

You may be interested in your other planting guides for Zone 2b.